Question 1

What is the cheapest flight from Southampton to Washington, D.C. Dulles Intl Airport?

Accepted Answer

In the last 3 days, the lowest price for a flight from Southampton to Washington, D.C. Dulles Intl Airport was $539 for a one-way ticket and $619 for a round-trip. <a href='/flight-routes/Southampton-Eastleigh-SOU/Washington-Dulles-Intl-IAD'>Visit our flight page for the latest deals!>/a>

Question 2

Do I need a passport to fly between Southampton and Washington, D.C.?

Accepted Answer

Yes, you’ll need a passport to travel to Washington, D.C. from Southampton. <a href='/flight-routes/Southampton-Eastleigh-SOU/Washington-Dulles-Intl-IAD'>Visit our flight page for the latest deals!>/a>

Question 3

Which aircraft models fly most regularly from Southampton to Washington, D.C.?

Accepted Answer

We unfortunately don’t have that data for this specific route.

Question 4

Which airline alliances offer flights from Southampton to Washington, D.C.?

Accepted Answer

oneworld, and SkyTeam are the airline alliances operating flights between Southampton and Washington, D.C., with SkyTeam being the most commonly used for this route.

Question 5

How does KAYAK find such low prices on flights from Southampton to Washington, D.C.?

Accepted Answer

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Southampton to Washington, D.C.. <a href='/flight-routes/Southampton-Eastleigh-SOU/Washington-Dulles-Intl-IAD'>Visit our flight page for the latest deals!>/a>

Question 6

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Southampton to Washington, D.C.?

Accepted Answer

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington, D.C. from Southampton is likely to change within 7 days, so travelers know whether to wait or book now. <a href='/flight-routes/Southampton-Eastleigh-SOU/Washington-Dulles-Intl-IAD'>Visit our flight page for the latest deals!>/a>

Question 7

What is the Hacker Fare option on flights from Southampton to Washington, D.C.?

Accepted Answer

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington, D.C. with an airline and back to Southampton with another airline. Booking your flights between Southampton and IAD can sometimes prove cheaper using this method. <a href='/flight-routes/Southampton-Eastleigh-SOU/Washington-Dulles-Intl-IAD'>Visit our flight page for the latest deals!>/a>

Question 8

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Southampton to Washington, D.C.?

Accepted Answer

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington, D.C. from Southampton up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. <a href='/flight-routes/Southampton-Eastleigh-SOU/Washington-Dulles-Intl-IAD'>Visit our flight page for the latest deals!>/a>

Question 9

Which airlines provide the cheapest flights from Southampton to Washington, D.C.?

Accepted Answer

In the past 3 days, the cheapest round-trip tickets from Southampton to Washington, D.C. were found on Virgin Atlantic ($619) and KLM ($665).

Question 10

Which airlines provide the cheapest flights from Southampton to Washington, D.C.?

Accepted Answer

In the past 3 days, the cheapest round-trip tickets from Southampton to Washington, D.C. were found on Virgin Atlantic ($619) and KLM ($665).

Question 11

What are the most popular airlines flying to Dulles Intl?

Accepted Answer

The most popular airline among KAYAK users flying to Dulles Intl is British Airways, followed by United Airlines and Virgin Atlantic.

SOU - IAD

$539 Find Cheap Flights from Southampton to Washington, D.C.

KAYAK searches hundreds of travel sites at once for deals on flights to Washington, D.C. Dulles Intl Airport

Cheap Flights from Southampton to Washington, D.C. (SOU-IAD)

Recent round-trip flight deals from Southampton to Dulles Intl

Recent one-way flight deals from Southampton to Dulles Intl

Everything you should know

KAYAK's insights & trends for Southampton to Dulles Intl flights

Get data-powered insights and trends into flights from Southampton to Dulles Intl to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Southampton to Washington, D.C.?

In the past 3 days, the cheapest round-trip tickets from Southampton to Washington, D.C. were found on Virgin Atlantic ($619) and KLM ($665).

Good to know

When to book flights from Southampton to Dulles Intl

FAQs for booking Southampton to Washington, D.C. flights

What is the cheapest flight from Southampton to Washington, D.C. Dulles Intl Airport?

In the last 3 days, the lowest price for a flight from Southampton to Washington, D.C. Dulles Intl Airport was $539 for a one-way ticket and $619 for a round-trip.

Do I need a passport to fly between Southampton and Washington, D.C.?

Yes, you’ll need a passport to travel to Washington, D.C. from Southampton.

Which aircraft models fly most regularly from Southampton to Washington, D.C.?

We unfortunately don’t have that data for this specific route.

Which airline alliances offer flights from Southampton to Washington, D.C.?

oneworld, and SkyTeam are the airline alliances operating flights between Southampton and Washington, D.C., with SkyTeam being the most commonly used for this route.

How does KAYAK find such low prices on flights from Southampton to Washington, D.C.?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Southampton to Washington, D.C..

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Southampton to Washington, D.C.?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington, D.C. from Southampton is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Southampton to Washington, D.C.?

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Southampton to Washington, D.C.?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington, D.C. from Southampton up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Southampton to Dulles Intl

Information on your arrival and departure airports

Cabin class types available on flights to Dulles Intl

Complete your trip to Washington, D.C. with a hotel stay or car rental

Find direct flights to and from Southampton and Dulles Intl

Flights to other popular destinations

Flights from domestic origins to Dulles Intl

Choose which airport to fly into in Washington, D.C.

Find deals for your return flight